CN214082607U - Hot runner system - Google Patents
Hot runner system Download PDFInfo
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- CN214082607U CN214082607U CN202022976300.7U CN202022976300U CN214082607U CN 214082607 U CN214082607 U CN 214082607U CN 202022976300 U CN202022976300 U CN 202022976300U CN 214082607 U CN214082607 U CN 214082607U
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- hot
- hot nozzle
- pressing
- wire
- nozzle body
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Abstract
The utility model discloses a hot runner system, which comprises a flow distribution plate and a hot nozzle assembly, wherein the hot nozzle assembly comprises a hot nozzle main body, an electrical component arranged on the hot nozzle main body, a nozzle head arranged at the bottom end of the hot nozzle main body and a line pressing component sleeved on the hot nozzle main body; the line pressing element is arranged between the electrical element and the flow distribution plate, and one side of the line pressing element facing the flow distribution plate is provided with a line pressing groove which extends to the outer wall of the line pressing element to form an opening; the wire pressing element is internally provided with a wiring channel communicated with the wire pressing groove, a wire harness of the electrical component penetrates through the wire pressing groove after penetrating through the wiring channel, and the wire harness is fixed by matching the splitter plate with the inner wall of the wire pressing groove. The utility model discloses a wire pressing groove of wire pressing component is fixed with electrical components's pencil with the flow distribution plate cooperation, prevents that electrical components's pencil is not hard up, avoids electrical components's pencil wearing and tearing, and the protection pencil improves electrical components's life.
Description
Technical Field
The utility model relates to a hot runner field, in particular to hot runner system.
Background
At present, the injection mold generally adopted in the injection molding industry is a hot runner injection mold, and compared with a common mold, the quality of a plastic product injected by a hot runner system is higher, and the hot runner system has the advantages of saving raw materials, improving the production efficiency, improving the automation degree and the like.
Hot runner systems typically include a manifold and a tip assembly mounted on the manifold, which typically has electrical components mounted thereon, such as a heater for heating the contents of the tip assembly. The wiring harness for energizing the electrical components is generally exposed outside the hot nozzle assembly, and the wiring harness loosened during operation of the hot runner system is easily damaged, resulting in a reduction in the life of the electrical components.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hot runner system to thereby fixed electrical components's pencil promotes electrical components's life.
In order to achieve one of the above objects of the present invention, an embodiment of the present invention provides a hot runner system, including a flow distribution plate and a hot nozzle assembly, wherein the hot nozzle assembly includes a hot nozzle main body, an electrical component mounted on the hot nozzle main body, and a nozzle head mounted at a bottom end of the hot nozzle main body, the hot nozzle main body is mounted on the flow distribution plate and extends downward from a bottom of the flow distribution plate;
the hot nozzle assembly further comprises a line pressing element sleeved on the hot nozzle main body, the line pressing element is arranged between the electrical appliance element and the flow distribution plate, a line pressing groove is formed in one side, facing the flow distribution plate, of the line pressing element, and the line pressing groove extends to the outer wall of the line pressing element to form an opening;
the wire pressing device is characterized in that a wiring channel communicated with the wire pressing groove is arranged in the wire pressing element, a wire harness of the electrical component penetrates through the wiring channel and then penetrates out of the wire pressing groove, and the wire harness is fixed by matching the splitter plate with the inner wall of the wire pressing groove.
As a further improvement of an embodiment of the present invention, the line pressing element is fitted in the hot nozzle main body in an interference manner, the inner wall of the line pressing element is provided with a direction toward the protruding portion of the hot nozzle main body, and the hot nozzle main body is provided with a recessed portion matched with the protruding portion.
As an embodiment of the present invention, the inner side of the protruding portion is provided with a groove opening for retaining the rotation pin, the direction of which is recessed in the hot nozzle body is away from the groove opening, the flow distribution plate faces the rotation stop pin installed on one side of the line pressing element, the side of the hot nozzle body is provided with an accommodating groove extending to the flow distribution plate, the rotation stop pin passes through the accommodating groove and the inner wall of the rotation stop pin groove opening.
As a further improvement of an embodiment of the present invention, the wire pressing member includes an assembling ring and an auxiliary ring concentrically disposed, the assembling ring is used for assembling with the hot nozzle body, the auxiliary ring is connected below the assembling ring, and is relative the assembling ring is close to the electric component, the inner wall of the auxiliary ring and the hot nozzle body are provided with an interval therebetween to form the wire passing passage.
As a further improvement of an embodiment of the present invention, an inner diameter of the auxiliary ring is larger than an inner diameter of the fitting ring.
As a further improvement of an embodiment of the present invention, the hot nozzle main body is provided with a recessed portion recessed inward in a radial direction of the hot nozzle main body at a position corresponding to the routing channel.
As a further improvement of an embodiment of the present invention, the hot nozzle assembly further includes:
the pressing cap is arranged at the bottom end of the hot nozzle main body and fixes the nozzle head;
the protective tube is sleeved on the periphery of the hot nozzle main body, the top end of the protective tube abuts against the line pressing element, the bottom end of the protective tube abuts against the pressing cap, and the electric appliance element is contained in the protective tube.
As a further improvement of an embodiment of the present invention, the wire pressing element is sleeved on the outer periphery of the first end of the protection tube, and the wire pressing element is provided with a supporting portion in the first end of the protection tube, the pressing cap extends into the protection tube, and the pressing cap is provided with a supporting portion in the second end of the protection tube.
As an embodiment of the present invention, the pressing line element faces towards one side of the flow distribution plate, a disassembly notch is provided, and the disassembly notch runs through the outer wall and the inner wall of the pressing line element.
As a further improvement of an embodiment of the present invention, the wire pressing groove penetrates through an inner wall of the wire pressing member.
Compared with the prior art, the beneficial effects of the utility model reside in that: the wire pressing groove of the wire pressing element is matched with the flow distribution plate to fix the wire harness of the electrical appliance element, so that the wire harness of the electrical appliance element is prevented from loosening, the wire harness of the electrical appliance element is prevented from being worn, the wire harness is protected, and the service life of the electrical appliance element is prolonged.
Drawings
Fig. 1 is a schematic structural view of a hot runner system according to an embodiment of the present invention;
FIG. 2 is an enlarged view of area A of FIG. 1;
FIG. 3 is an enlarged view of area B of FIG. 1;
FIG. 4 is a schematic structural diagram of a wire pressing element according to an embodiment of the present invention;
FIG. 5 is a schematic structural view of a rotation stop pin rotation stop hot nozzle body and a line pressing element according to an embodiment of the present invention;
10, a splitter plate; 11. a rotation stopping pin; 20. a hot nozzle assembly; 21. a hot nozzle body; 211. an accommodating groove; 212. a recessed portion; 213. a recessed groove; 22. an electrical component; 221. a wire harness; 23. a wire pressing element; 231. pressing a wire groove; 232. a routing channel; 233. a first abutting portion; 234. assembling a ring; 235. an auxiliary ring; 236. a boss portion; 237. a rotation stop pin slot; 238. disassembling the notch; 24. pressing the cap; 241. a second abutting portion; 25. protecting the tube; 26. a mouth head.
Detailed Description
The present invention will be described in detail below with reference to specific embodiments shown in the drawings. However, these embodiments are not intended to limit the present invention, and structural, methodical, or functional changes that may be made by one of ordinary skill in the art based on these embodiments are all included in the scope of the present invention.
In the various figures of the present invention, certain dimensions of structures or portions are exaggerated relative to other structures or portions for ease of illustration, and thus, are used only to illustrate the basic structure of the subject matter of the present invention.
As shown in fig. 1, the present invention provides a hot runner system including a manifold 10, a hot nozzle assembly 20. Wherein the flow distribution plate 10 is used for distributing and circulating the molten material to the hot nozzle assembly 20, and the hot nozzle assembly 20 is used for pouring the molten material into the mold.
The hot nozzle assembly 20 includes a hot nozzle body 21, an electric component 22, a nozzle tip 26, and a wire pressing component 23.
The hot nozzle body 21 is provided with a flow passage inside for passing the molten material. The hot nozzle body 21 is mounted to the manifold 10 and extends downwardly from the bottom of the manifold 10.
In the present invention, the material flow direction is defined as downward and the material flow direction is opposite to upward. The transverse direction is a direction perpendicular to the up-down direction.
A nozzle tip 26 is mounted to the bottom end of the hot nozzle body 21 for cooperation with a gate to pour molten material into a mold.
The wire pressing member 23 is fitted over the hot nozzle body 21 and functions to fix the wire harness 221 of the electric component 22 and prevent the wire harness 221 from loosening. A line pressing element 23 is arranged between the electrical element 22 and the diverter plate 10. In order to increase the stability of the line pressing element 23, its top can abut against the diverter plate 10.
Referring to fig. 2 and 4, the pressing line element 23 is opened with a pressing line groove 231 toward a side, i.e., a top, of the dividing plate 10. The wire pressing groove 231 extends to the outer wall of the wire pressing member 23 to form an opening. The wire pressing element 23 is provided with a wire passage 232 communicated with the wire pressing groove 231. The wiring harness 221 of the electrical component 22 passes through the wiring channel 232 and then passes out of the line pressing component 23 from the line pressing groove 231, and the shunting plate 10 is matched with the inner wall of the line pressing groove 231 to fix the wiring harness 221. Specifically, the bottom of the diversion plate 10 and the bottom wall of the wire pressing groove 231 press the wiring harness 221, and the wiring harness 221 passing through the wire pressing groove 231 extends in the transverse direction. Moreover, the two side walls of the wire-pressing groove 231 may be fitted and clamped with the wire harness 221. Meanwhile, the inner wall of the routing channel 232 is formed, and the wire harness 221 can be limited and fixed.
The utility model discloses a wire holding groove 231 of wire holding element 23 is fixed with electrical component 22's pencil 221 with the cooperation of flow distribution plate 10, prevents that electrical component 22's pencil 221 is not hard up, avoids electrical component 22's pencil 221 wearing and tearing, and protection pencil 221 improves electrical component 22's life.
In one embodiment of the present invention, the hot nozzle assembly 20 further includes a press cap 24 and a protection tube 25.
A press cap 24 is mounted to the bottom end of the hot nozzle main body 21 and fixes a nozzle tip 26. Specifically, the pressing cap 24 is fitted around the outer periphery of the bottom end of the hot nozzle main body 21, and is assembled with the hot nozzle main body 21 by means of screw assembly. The cap 24 is also fitted over the tip 26 and the tip 26 is held in place by a laterally projecting formation which presses against the side wall of the tip 26.
The protection tube 25 is fitted around the outer periphery of the hot nozzle body 21. The electric component 22 is housed in the protective tube 25, and the electric component 22 is protected by the protective tube 25 to prevent the electric component 22 from being damaged. The protective tube 25 has a top end abutting the crimp element 23 and a bottom end abutting the press cap 24, i.e., the protective tube 25 is fixed in position by the cooperation of the crimp element 23 and the press cap 24.
Specifically, the wire pressing element 23 is sleeved on the periphery of the first end of the protection tube 25, and a first abutting portion 233 abutting against the first end of the protection tube 25 is arranged in the wire pressing element 23. The pressing cap 24 is provided with a second abutting portion 241 abutting against the second end of the protection tube 25. The first abutting portion 233 and the second abutting portion 241 abut against both ends of the protection pipe 25, thereby fixing the protection pipe 25.
Since the wire crimping member 23 is fitted around the outer periphery of the first end of the protection tube 25, the first end of the protection tube 25 is open, facilitating the wiring harness 221 of the electrical component 22 to pass out from the first end of the protection tube 25.
The press cap 24 partially extends into the protective tube 25 so as to close off the second end of the protective tube 25. The structure of the pressing cap 24 extending into the protection tube 25 can improve the fixing effect of the protection tube 25 on the one hand, and can seal the second end of the protection tube 25 on the other hand, thereby better avoiding the damage of the electrical component 22 in the protection tube 25.
The structure of the line pressing member 23 is further described with reference to fig. 2, 3 and 4.
The wire pressing member 23 includes a fitting ring 234 and an auxiliary ring 235 which are concentrically arranged, and the fitting ring 234 and the auxiliary ring 235 are integrated. Mounting ring 234 is adapted to be mounted to hot nozzle body 21, auxiliary ring 235 is attached to a lower portion of mounting ring 234 and is disposed adjacent to electrical component 22 with respect to mounting ring 234, and a space is provided between an inner wall of auxiliary ring 235 and hot nozzle body 21 to form routing channel 232. One side wall of the routing channel 232 is formed by the outer wall of the hot nozzle body 21, and the other side wall is formed by the inner wall of the line pressing member 23.
The fitting ring 234 of the pressing wire member 23 is fitted over the hot nozzle body 21 by interference. The installation and the disassembly of the wire pressing element 23 are simple and convenient. When the wire pressing element 23 needs to be installed, the wire pressing element 23 is sleeved into the hot nozzle main body 21 from bottom to top, the wiring channel 232 and the wire pressing groove 231 are aligned with the wiring harness 221 in the sleeving process, and the position of the wire pressing element 23 on the hot nozzle main body 21 is adjusted, so that the wiring harness 221 of the electrical component 22 can be clamped and fixed by the bottom walls of the flow dividing plate 10 and the wire pressing groove 231.
In order to position the wire pressing member 23, the inner wall of the wire pressing member 23 is provided with a protrusion 236 extending toward the hot nozzle body 21, and the hot nozzle body 21 is provided with a recess 212 which is fitted with the protrusion 236. In mounting the line pressing member 23, when the convex portion 236 is engaged with the concave portion 212, the position of the line pressing member 23 in the up-down direction is determined.
The inner side of the boss 236 is formed with a detent pin notch 237 recessed in a direction away from the hot nozzle main body 21. Referring to fig. 5, the diverter plate 10 is mounted with a rotation stop pin 11 on the side facing the line pressing element 23. The side surface of the hot nozzle main body 21 is provided with a containing groove 211 extending to the flow distribution plate 10, and the rotation stop pin 11 passes through the containing groove 211 and then is matched with the inner wall of the rotation stop pin notch 237. In the process of mounting the wire pressing member 23, after the convex portion 236 of the wire pressing member 23 is engaged with the concave portion 212, the wire pressing member 23 is rotated until the detent pin notch 237 and the detent pin 11 are engaged, thereby restricting the rotation of the wire pressing member 23.
The utility model discloses a cooperation of depressed part 212 and boss 236, the position of line ball element 23 on hot mouth main part 21 is confirmed in the cooperation of spline pin 11 and spline pin notch 237 to prevent line ball element 23 along hot mouth main part 21 up-and-down motion or rotary motion.
The hot nozzle main body 21 is provided with a concave groove 213 which is concave inwards in the radial direction of the hot nozzle main body 21 at a position corresponding to the routing channel 232, so that the gap between the hot nozzle main body 21 and the inner wall of the line pressing ring is increased, and the routing channel 232 is formed. The crimping groove 231 penetrates the inner wall of the crimping member 23 to facilitate passage of the wire harness 221.
In an embodiment of the present invention, the inner diameter of the auxiliary ring 235 is larger than the inner diameter of the assembly ring 234, so that the width of the routing channel 232 is increased, and the wiring harness 221 can pass through the routing channel. In another embodiment of the present invention, the inner diameters of the fitting ring 234 and the auxiliary ring 235 of the wire pressing member 23 are the same to facilitate the processing of the wire pressing member 23.
Further, a detachment notch 238 is formed on one side of the line pressing element 23 facing the flow distribution plate 10, and the detachment notch 238 penetrates through the outer wall and the inner wall of the line pressing element 23. The user may insert a screwdriver-like tool into the removal slot 238 to pry the punch member 23 from the hot nozzle body 21. The provision of the detachment notch 238 thus facilitates detachment of the wire crimping element 23.
The above list of details is only for the practical implementation of the present invention, and they are not intended to limit the scope of the present invention, and all equivalent implementations or modifications that do not depart from the technical spirit of the present invention should be included in the scope of the present invention.
Claims (10)
1. A hot runner system comprising a manifold and a hot nozzle assembly, the hot nozzle assembly comprising a hot nozzle body, an electrical component mounted on the hot nozzle body, a nozzle tip mounted at a bottom end of the hot nozzle body, the hot nozzle body being mounted to the manifold and extending downwardly from a bottom of the manifold;
the hot nozzle assembly is characterized by further comprising a line pressing element sleeved on the hot nozzle main body, wherein the line pressing element is arranged between the electrical appliance element and the flow distribution plate, a line pressing groove is formed in one side, facing the flow distribution plate, of the line pressing element, and the line pressing groove extends to the outer wall of the line pressing element to form an opening;
the wire pressing device is characterized in that a wiring channel communicated with the wire pressing groove is arranged in the wire pressing element, a wire harness of the electrical component penetrates through the wiring channel and then penetrates out of the wire pressing groove, and the wire harness is fixed by matching the splitter plate with the inner wall of the wire pressing groove.
2. The hot-runner system according to claim 1, wherein the pressing line element is fitted over the hot nozzle body in an interference fit manner, an inner wall of the pressing line element is provided with a protrusion extending toward the hot nozzle body, and the hot nozzle body is provided with a recess engaged with the protrusion.
3. The hot-runner system according to claim 2, wherein a detent pin slot recessed in a direction away from the hot nozzle body is formed in an inner side of the protrusion, a detent pin is installed on one side of the splitter plate facing the line pressing element, an accommodating groove extending to the splitter plate is formed in a side surface of the hot nozzle body, and the detent pin is engaged with an inner wall of the detent pin slot after passing through the accommodating groove.
4. The hot-runner system of claim 2, wherein the wire pressing element comprises a mounting ring and an auxiliary ring concentrically arranged, the mounting ring is configured to be mounted to the hot nozzle body, the auxiliary ring is connected to a position below the mounting ring and close to the electrical component relative to the mounting ring, and a space is provided between an inner wall of the auxiliary ring and the hot nozzle body to form the wire routing channel.
5. The hot-runner system of claim 4, wherein an inner diameter of the auxiliary ring is greater than an inner diameter of the assembly ring.
6. The hot-runner system according to claim 4, wherein the hot-nozzle body is provided with a recessed portion recessed inward in a radial direction of the hot-nozzle body at a position corresponding to the routing channel.
7. The hot-runner system of claim 1, wherein the hot tip assembly further comprises:
the pressing cap is arranged at the bottom end of the hot nozzle main body and fixes the nozzle head;
the protective tube is sleeved on the periphery of the hot nozzle main body, the top end of the protective tube abuts against the line pressing element, the bottom end of the protective tube abuts against the pressing cap, and the electric appliance element is contained in the protective tube.
8. The hot-runner system of claim 7, wherein the pressing element is sleeved around the first end of the protection tube, and a first abutting portion abutting against the first end of the protection tube is disposed in the pressing element, the pressing cap partially extends into the protection tube, and a second abutting portion abutting against the second end of the protection tube is disposed on the pressing cap.
9. The hot-runner system of claim 1, wherein a side of the punch element facing the manifold defines a removal slot that extends through an outer wall and an inner wall of the punch element.
10. The hot-runner system of claim 1, wherein the crimping channel extends through an inner wall of the crimping element.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022976300.7U CN214082607U (en) | 2020-12-08 | 2020-12-08 | Hot runner system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022976300.7U CN214082607U (en) | 2020-12-08 | 2020-12-08 | Hot runner system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214082607U true CN214082607U (en) | 2021-08-31 |
Family
ID=77462193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022976300.7U Active CN214082607U (en) | 2020-12-08 | 2020-12-08 | Hot runner system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214082607U (en) |
-
2020
- 2020-12-08 CN CN202022976300.7U patent/CN214082607U/en active Active
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